About |
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Polypropylene 3740WR exhibits exceptionally easy flow characteristics. FDA: 3740WR complies with all applicable FDA and USDA regulations and may be used under these provisions for food contact and packaging. Applications: 3740WR is recommended for injection molding medical applications requiring high stiffness and good gamma radiation stability up to 50 kGy. Processing: 3740WR resin processes on conventional injection molding equipment with typical melt temperatures of 350-450°F (177-232°C).&& |
Product Description | |
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Supplier | TOTAL |
Generic | PP homopolymerization |
Material Status | Commercial: Active |
Features | Good Rigidity,High liquidity,Gamma radiation,Nucleation,Food contact compliance,Homopolymer |
Availabilitys | North America |
Process Methods | Injection Molding |
Technical Data | |||
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PHYSICAL | Nominal value | Unit | Test method |
Density | 0.900 | g/cm³ | ASTM D1505 |
Melt Flow Rate | |||
230℃,2.16kg | 20 | g/10min | ASTM D1238 |
MECHANICAL | Nominal value | Unit | Test method |
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Shore hardness | |||
Shaw’s D | 75 | ASTM D1706 | |
Tensile modulus | 1650 | MPa | ASTM D638 |
tensile strength | |||
yield | 37.2 | MPa | ASTM D638 |
Tensile strain | |||
yield | 7.0 | % | ASTM D638 |
Bending modulus | 1720 | MPa | ASTM D790 |
IMPACT | Nominal value | Unit | Test method |
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Impact strength of cantilever beam notch | |||
23℃ | 16 | J/m | ASTM D256-A |
Dart impact equipped with measuring instruments | |||
3.18 mm | 0.565 | J |
THERMAL | Nominal value | Unit | Test method |
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Hot deformation temperature | |||
0.45 MPa, unannealed | 116 | ℃ | ASTM D648 |
Melting temperature | 165 | ℃ | DSC |
Process Conditions | |||
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injection | Nominal value | Unit | Test method |
Processing (melt) temperature | 177 to 232 | °C |
Notes |
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1. Typical properties: these are not to be construed as specifications. |
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